
Chapter 1 Cisco ASR 903 Router Overview
Cisco ASR 903 Router Features
T1/E1 Interface Module
The T1/E1 interface module provides connectivity for up to 16 T1/E1 ports through a
Figure 1-7 16 x T1/E1 Interface Module
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For more information about installing a T1/E1 interface module, see the “Interface Module Installation” section on page
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